GPT-5.6 Terra vs MiniMax M3

Price, context and benchmark scores side by side — every number from the live model catalogue.

GPT-5.6 Terraopenai MiniMax M3minimax
Input / 1M tokens $1.25 $0.240
Output / 1M tokens $7.50 $0.960
1M in + 300K out $3.50 $0.53
Context window 1.1M 1.0M
Intelligence index 55.0 44.4
Coding index 76.7 58.6
Agentic index 47.4 35.4
Cheapest provider OpenAI GMICloud
Providers serving it 2 8
Weights Closed Open
Image input Yes Yes
Tool calling Yes Yes
Reasoning mode Yes Yes
Released Jul 9, 2026 May 31, 2026

Which one to pick

Pick GPT-5.6 Terra if…

  • You want the higher general-intelligence score (55.0).
  • Code quality is the priority — it leads on the coding index (76.7).
  • You are running agent loops — higher agentic index (47.4).
  • You need the bigger context window (1.1M).

Pick MiniMax M3 if…

  • Token cost matters: $0.960 per 1M output vs $7.50.
  • You want the option to self-host — weights are public.
  • You want provider redundancy: 8 providers serve it.

FAQ

Is GPT-5.6 Terra better than MiniMax M3?

GPT-5.6 Terra scores higher on general intelligence (55.0 vs 44.4), while MiniMax M3 is 7.8× cheaper per output token ($0.960 vs $7.50). For code, GPT-5.6 Terra leads (76.7 coding index). GPT-5.6 Terra takes the larger context at 1.1M.

Which is cheaper, GPT-5.6 Terra or MiniMax M3?

MiniMax M3, at $0.960 per 1M output tokens versus $7.50. On a 1M input + 300K output workload that is $0.53 against $3.50.

Can I self-host GPT-5.6 Terra or MiniMax M3?

GPT-5.6 Terra: closed weights, API only. MiniMax M3: open weights (MiniMaxAI/Minimax-M3).

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